Key Points

Heat-related indicators

• A heat wave occurred from June 29 to July 2, 2025, with all departments placed under an orange heat wave alert (and Yonne under a red alert for two days). Heat-related healthcare visits (emergency rooms and SOS Médecins services), across all age groups, increased during this episode, peaking on July 2 with 58 emergency room visits and 34 SOS Médecins calls, followed by a decrease in healthcare visits in the days that followed.